Senior Backend Engineer

Talentco Ai — United Kingdom · Posted ~3 hours ago

Senior Full-time Remote

Skills

Backend Development Software Engineering Scalable Systems AI Applications Real-Time Systems API Development Backend Systems AI APIs

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Summary ✨ AI‑Generated

Join a fast-growing AI-focused engineering team as a Senior Backend Engineer. You will design and scale backend systems powering real-time intelligent workflows, collaborate with AI and software specialists, and build enterprise-grade solutions that enable effective interaction between people and intelligent agents.

Highlights

Fully remote UK role focused on AI-powered applications, scalable backend systems, real-time workflows, and collaboration with multidisciplinary engineering and product teams in a fast-growing environment.

Description

TalentCo are delighted to be working with a fast-growing Agentic AI startup looking to hire several high-calibre Senior Backend Engineers into their growing engineering team in the UK, having recently closed a significant seed funding round. This hire can be based fully-remote anywhere in the UK, for this Silicon Valley headquartered startup. You will be at the forefront of building and scaling AI-powered applications, transforming how enterprises interact with intelligent agents. You’ll focus on developing scalable back-end systems that power real-time AI-driven workflows. This role requires strong software engineering skills, a deep understanding of backend development, and the ability to work in a fast-paced, AI-first environment. You’ll collaborate with AI engineers, AI researchers, full-stack engineers and product teams to build enterprise-grade solutions that enable seamless AI-human interactions. As Senior Backend Engineer you will: Design and build applications that power AI-driven workflows for enterprise users.Build scalable backend services that support real-time AI interactions, knowledge retrieval, and automation.Work closely with AI researchers and ML engineers to integrate LLMs, Retrieval-Augmented Generation (RAG), and automation into production-ready applications.Ship robust, minimal-dependency code that performs efficiently in enterprise environments.Continuously iterate and refine AI-driven products, balancing user needs with technical feasibility. We want to hear from you if you have: 6+ years of hands-on experience building production applications, having worked in high-bar engineering environments, particularly startups or scale-ups.A backend focus, with proficiency in modern web technologies, namely Node.js and TypescriptStrong knowledge of cloud infrastructure (AWS, GCP, or Azure) and scalable architectures.Understanding of AI-powered applications, including LLMs, chat interfaces, and agentic workflows.Ability to work in a fast-paced, high-autonomy environment, solving complex problems and delivering impact.Strong collaboration skills, with experience working in cross-functional teams with engineers, designers, and AI researchers. What do they offer? Salary between £130k-180k dependent on experienceMeaningful early-stage equityFully remote employment contractWork from anywhere policy